[pre-commit.ci] pre-commit autoupdate

[pre-commit-ci[bot]]

updates:

• github.com/psf/black-pre-commit-mirror: 25.9.0 → 25.11.0
• github.com/keewis/blackdoc: v0.4.5 → v0.4.6
• github.com/kynan/nbstripout: 0.8.1 → 0.8.2

[github-actions[bot]]

🎊 PR Preview fc146d2c25d1c67359c5d66f819f85de7b28db8e has been successfully built and deployed to https://xarray-contrib-xarray-tutorial-preview-pr-349.surge.sh

🕐 Build time: 0.014s

_{🤖 By surge-preview}